package com.hspedu.override_;

public class Animal {
	public void cry()
	{
		System.out.println("动物叫声...");
	}
	
	public Object m1()
	{
		return null;
	}
	
	class AAA
	{		
	}
	class BBB extends AAA
	{
	}

	public AAA m2()
	{
		return null;
	}
	
	public void eat()
	{
		
	}
}
